Xenco Medical LLC

Reporting payments is a legal requirement; large totals often reflect large product portfolios.

$177Kgeneral payments (2019-2025)
$0.00research payments (2019-2025)
12clinicians paid

General and research payments are shown separately, never blended. Research payments are often institution-directed and tied to clinical trials.

General payments by year

2019 $63K
2020 $16K
2021 $15K
2022 $20K
2023 $18K
2024 $11K
2025 $35K

General payments only, as reported to CMS. Research payments are totaled above and not included in these bars.

Products most associated with its payments

Specialties it works with most

Neurological Surgery $125K
Orthopaedic Surgery of The Spine $25K
Orthopaedic Trauma $18K
Orthopaedic Surgery $10K

Clinicians with the largest reported totals

Often long-running consulting, speaking, or advisory relationships, which companies must report by law. A large total is not evidence of anything improper.

ClinicianLocationSpecialtyGeneral payments (2019-2025)
Ali Chahlavi Jacksonville, FL Neurological Surgery $89,994.84
Babak Khamsi Riverside, CA Orthopaedic Surgery of The Spine $20,000.00
Dennis Cramer Riverside, CA Neurological Surgery $20,000.00
Aziz Basem Qandah New Hartford, NY Neurological Surgery $13,500.00
Brian Kistler Santa Maria, CA Orthopaedic Trauma $7,800.00
John Groundland Salt Lake City, UT Orthopaedic Surgery $7,785.00
Darryl Auston Thornton, CO Orthopaedic Trauma $6,600.00
Warren Yu Washington, DC Orthopaedic Surgery of The Spine $5,181.55
Sean Campbell Sacramento, CA Orthopaedic Trauma $3,150.00
Sridhar Pinnamaneni Saint Louis, MO Orthopaedic Surgery $2,400.00

Source: CMS Open Payments, program years 2019-2025, as reported to CMS by drug and device makers (published June 30, 2026). Drug and device detail covers 2023-2025.